We appreciate your interest in our selection of parts that fall under the NSN 5305-00-820-6356. Below, top-requested part numbers like NAS720-6-5, and others are presented alongside their manufacturer for your perusal. In order to receive pricing options on any featured NSN 5305-00-820-6356, simply click on the “RFQ” button next to it and complete the quote request form you are directed to. Be sure to include as many details as you can about your requirements and restrictions alike so our team can best formulate ideal fulfillment options for your consideration.
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| Item Name | Screw Assembled Washer |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-820-6356 (008206356) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS720-6-5 | national aerospace standards com | screw assembled washer | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.211 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.312 INCHES NOMINAL |
| AASK | HEAD STYLE | PAN NO. 2 |
| AASL | HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM SECONDARY WASHER AND 53.0 ROCKWELL C MAXIMUM SECONDARY WASHER |
| CRGX | SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER | NOT IDENTICAL |
| CTHW | PRIMARY WASHER STYLE | SPLIT HELICAL RING |
| CTJJ | PRIMARY WASHER MATERIAL THICKNESS | 0.031 INCHES NOMINAL |
| CWBW | SECONDARY WASHER MATERIAL THICKNESS | 0.016 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1010 OVERALL OR STEEL OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1025 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| AAVW | WASHER QUANTITY | 2 |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| CRYT | SECONDARY WASHER STYLE | FLAT |
| CSPG | PRIMARY WASHER OUTSIDE DIAMETER | 0.250 INCHES NOMINAL |
| CTDQ | SECONDARY WASHER OUTSIDE DIAMETER | 0.258 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | LOCKWASHER AND WASHER NOT RATED SCREW 55000 POUNDSPER SQUARE INCH |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR 66,1060-1080 FED STD 2ND MATERIAL RESPONSE OVERALL OR QQ-S-636 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-7952 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-7952 MIL SPEC 4TH MATERIA |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS720 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-00-820-6356, 5305008206356 | ||||
| 5330-01-271-5832 (5330012715832) | 5306-01-331-5789 (5306013315789) | 5330-00-247-1314 (5330002471314) | 5310-01-214-4774 (5310012144774) | |
| 5340-01-607-0206 (5340016070206) | 5340-00-812-3648 (5340008123648) | 5310-01-465-2951 (5310014652951) | 5320-00-231-9438 (5320002319438) | |
| 5340-00-825-3429 (5340008253429) | 5310-00-800-6211 (5310008006211) | 5307-01-593-3345 (5307015933345) | 5360-00-921-8151 (5360009218151) | |
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